C1895 Using Poison to Attack Poison

The old man would occasionally scoop up the soup from the cauldron and bring it to his mouth to taste it. Then, he would pick up a herb and throw it in.

He didn't even look at the weight of the herb or what kind of herb it was. He just looked at it casually.

After about ten minutes, he scooped up another spoon and poured it into a bowl. He said, "Kid, take this and feed it to your wife